650440707050 has 12 divisors (see below), whose sum is σ = 1209819715206. Its totient is φ = 260176282800.

The previous prime is 650440707031. The next prime is 650440707079. The reversal of 650440707050 is 50707044056.

It can be written as a sum of positive squares in 3 ways, for example, as 377287092169 + 273153614881 = 614237^2 + 522641^2 .

It is a super-2 number, since 2×650440707050² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 650440706995 and 650440707013.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6504407021 + ... + 6504407120.

Almost surely, 2^650440707050 is an apocalyptic number.

650440707050 is a deficient number, since it is larger than the sum of its proper divisors (559379008156).

650440707050 is a wasteful number, since it uses less digits than its factorization.

650440707050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13008814153 (or 13008814148 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The spelling of 650440707050 in words is "six hundred fifty billion, four hundred forty million, seven hundred seven thousand, fifty".